1
.
| Accessory nerve (XI) |
2
.
| Facial nerve (VII) |
3
.
| Internal jugular vein |
4
.
| Posterior belly of digastric muscle |
5
.
| Occipital artery |
6
.
| Glossopharyngeal nerve (IX) |
7
.
| Pharyngeal venous plexus |
8
.
| External carotid artery |
9
.
| External carotid nerve plexus |
10
.
| Descending branch hypoglossal nerve |
11
.
| Sternocleidomastoid muscle and superficial fascia |
12
.
| Carotid body |
13
.
| Jugular ganglion of vagus nerve |
14
.
| Upper pointer: Anterior rectus capitis muscle Lower pointer: Longus capitis muscle |
15
.
| Anterior arch atlas (midsagittal section) |
16
.
| Hypoglossal nerve (XII) |
17
.
| Dens axis (midsagittal section) |
18
.
| Pharyngeal branch vagus nerve |
19
.
| Nodose ganglion of vagus nerve |
20
.
| Superior cervical ganglion |
21
.
| Plexus of nerves associated with superior cervical ganglion (20), pharyngeal branches of vagus nerve (18), and glossopharyngeal nerve (6) |
22
.
| Internal carotid artery (retracted medially) |
23
.
| Inferior pharyngeal constrictor muscle |
24
.
| Vagus nerve (X) (retracted medially) |
25
.
| Pharyngeal plexus vagus nerve |